Running username.md as a service, Identity Resolution

username.md Agency Implementation, Verified Identity for Client Networks

Learn how to set up verified identity infrastructure for your clients using username.md's cryptographically signed profiles and cross-platform binding. This course covers claiming handles, configuring email forwarding, integrating the signed API into client workflows, and positioning identity verification as a retainer service for agencies managing multiple client identities.

Open the decision record for username.md

What does running username.md for clients commit you to?

Published figures for this service. Blank fields are not published.

Monthly tool cost
Not published (one-time $9 founding fee)
Time to first value
Not published (setup complexity is low)
Payback
Not modeled
Guided implementation
8 hours

Is username.md worth running as a client service?

The evidence supports a low-cost entry into identity verification services, but the full product is not yet shipped, so long-term ROI depends on future features and market adoption.

An agency-fit judgement for reselling this service. It is separate from the tool description on the decision record.

Before you start

What has to be in place before the first client engagement.

Tools and subscriptions

  • GitHub or DNS management access for domain verification
  • Bluesky account for binding tests
  • Keybase account for importing proofs
  • API client (e.g., Postman) for testing signed responses
  • Stripe account for payment handling (if reselling)

People and inputs

  • Technical staff to handle API integration
  • Knowledge of cryptographic verification (Ed25519)
  • Access to documentation for API usage
  • Understanding of email forwarding setup

Estimated investment: $9 (founding fee) for initial handle reservation

Included with the course

6 working documents for delivering this service.

  • Client Handle Audit and Claim Checklistchecklist
  • username.md API Integration SOP for Developerssop
  • Cross-Platform Identity Binding Worksheetworksheet
  • Email Forwarding Setup and Alias Management Templatetemplate
  • Signed Response Verification for Client Applicationsguide
  • Monthly Identity Verification Retainer Service Menutemplate

Listed by name. These documents are not yet published as individual downloads.